W3CSchool

说明：  freettos的最小系统移植，亲测能编译成功，使led灯周期闪烁(freertos ,stm32f103,keil5,c++)

该程序为蓝牙LED灯控制，基于STM32的简易示波器。(The program is controlled by Bluetooth LED lamp and a simple oscilloscope based on STM32.)

HEX 转换到BIN格式的工具，网上下载来的工具，经过改造。(HEX conversion to BIN format tools, tools downloaded online, after transformation.)

用PWM技术对直流电机进行调速，并用LED进行指示(DC motor speed control using PWM technology, with LED indication)

红外编码显示在p1口的led灯上，方便大家利用遥控器。(Infrared codes display on the p1 mouth of led lights, facilitate everybody using the remote control. )

说明：  基于89C52开发的蓝牙车联网程序，实现主机和从机的自动化控制(Bluetooth Vehicle Networking Program Based on 89C52 to Realize Automation Control of Host and Slave Machines)

说明：  STM32F103驱动Nokia5110液晶模块(STM32F103 driving Nokia 5110 LCD module)

说明：  C51编写的AD9954芯片的控制程序，。(Control program for DDS chip AD9954.)

stc89c52 PCF8591 1602液晶显示驱动程序，适合51单片机初学者学习(Stc89c52 PCF8591 1602 LCD driver, suitable for beginners to learn. 51 single-chip microcomputer )

买的一块开发板的开发文档、原理图还有PCB板，并且附有PCI9054的驱动程序及上位机测试应用程序，调试时需要安装Windriver。(Development board to buy a piece of the development of documents, there are PCB board schematics, and with the PCI9054 PC drivers and test applications, when the need to install debug Windriver.)